Nikon Coolpix S3700 3.0X High Definition Super Telephoto Lens (Includes Lens Adapter) Optics 3.0x Ultra Compact 37mm Telephoto Lens (Japan) Optimized For Mega Pixel Photography. High Definition Digital Lens (3 Groups/3 Elements). MultiCoated Optical Glass Uses 72mm Filters. Extreme Speed Auto Focus yields crisp and clear images.